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/*
* Copyright (C) 1993-2009 Robert & Jeremy Laine
* See AUTHORS file for a full list of contributors.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <QtGui>
#include "sailtreemodel.h"
CSailTreeModel::~CSailTreeModel()
{
delete rootItem;
}
int CSailTreeModel::columnCount(const QModelIndex &parent) const
{
if (parent.isValid())
return static_cast<CSailTreeItem*>(parent.internalPointer())->columnCount();
else
return rootItem->columnCount();
}
QVariant CSailTreeModel::data(const QModelIndex &index, int role) const
{
if (!index.isValid())
return QVariant();
CSailTreeItem *item = static_cast<CSailTreeItem*>(index.internalPointer());
switch (role)
{
case Qt::DisplayRole:
return item->data(index.column());
case Qt::DecorationRole:
if (index.column() == 0)
return item->icon();
break;
default:
break;
}
return QVariant();
}
Qt::ItemFlags CSailTreeModel::flags(const QModelIndex &index) const
{
if (!index.isValid())
return Qt::ItemIsEnabled;
return Qt::ItemIsEnabled | Qt::ItemIsSelectable;
}
QVariant CSailTreeModel::headerData(int section, Qt::Orientation orientation,
int role) const
{
if (orientation == Qt::Horizontal && role == Qt::DisplayRole)
return rootItem->data(section);
return QVariant();
}
QModelIndex CSailTreeModel::index(int row, int column, const QModelIndex &parent)
const
{
CSailTreeItem *parentItem;
if (!parent.isValid())
parentItem = rootItem;
else
parentItem = static_cast<CSailTreeItem*>(parent.internalPointer());
CSailTreeItem *childItem = parentItem->child(row);
if (childItem)
return createIndex(row, column, childItem);
else
return QModelIndex();
}
QModelIndex CSailTreeModel::parent(const QModelIndex &index) const
{
if (!index.isValid())
return QModelIndex();
CSailTreeItem *childItem = static_cast<CSailTreeItem*>(index.internalPointer());
CSailTreeItem *parentItem = childItem->parent();
if (parentItem == rootItem)
return QModelIndex();
return createIndex(parentItem->row(), 0, parentItem);
}
int CSailTreeModel::rowCount(const QModelIndex &parent) const
{
CSailTreeItem *parentItem;
if (!parent.isValid())
parentItem = rootItem;
else
parentItem = static_cast<CSailTreeItem*>(parent.internalPointer());
return parentItem->childCount();
}
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